D-dimer: Difference between revisions
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*[[Pulmonary embolism]] | *[[Pulmonary embolism]] | ||
*[[Deep venous thrombosis]] | *[[Deep venous thrombosis]] | ||
[[Pulmonary_embolism_in_pregnancy#D-Dimer|D-dimer for pulmonary embolism in pregnancy]] | |||
==External Links== | ==External Links== | ||
Revision as of 19:15, 16 June 2019
Differential Diagnosis
- Factors that can cause false-negative D-dimer
- Factors that can cause false-positive D-dimer
Evaluation
- Traditional cutoff value = 500
- Age-adjusted (for over 50 years old) = age x 10
- Maintains high sensitivity while increasing specificity[1]
See Also
D-dimer for pulmonary embolism in pregnancy
External Links
- D-dimer threshold increase. Kline et. al.
- Pediatric Emergency Playbook Podcast: Big Labs, Little People
References
- ↑ Sharp AL, et al. An Age-Adjusted D-dimer Threshold for Emergency Department Patients with Suspected Pulmonary Embolus: Accuracy and Clinical Implications. Feb 2016. Annals of EM. 67(2);249-257.